| Series: | Deep Space Nine |
| Season: | 5 |
| Episode: | 6 |
| Date Aired: | 1996-11-04 |
| Director: | Jonathan West |
| Description: | Sisko tells two men from Temporal Investigations how he and his crew went back in time to when Captain James Kirk of the first Starship Enterprise exposed a Klingon spy with the help of Tribbles. |